Provide an appropriate response.A stretch of road rises 40 ft for every 400 ft of road. Find the angle of inclination of the road. Round to tenths.
Fill in the blank(s) with the appropriate word(s).
5.7°
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Use graphical methods to solve the linear programming problem.2x + 4y ? 122x + y ? 8x ? 0y ? 0Minimize P = 6x + 8y
A. Minimum of 36 when x = 6 and y = 0
B. Minimum of 0 when x = 0 and y = 0
C. Minimum of 
when x = 
and y = 
D. Minimum of 26 when x = 3 and y = 1
Decide whether the figure is convex or concave.
A. Convex B. Concave
Solve the problem.City A is due north of City B. Find the distance between City A (north latitude 35° 28' N) and City B 
Use 3960 miles as the radius of the Earth.
A. ?1590 mi B. ?1292 mi C. ?496 mi D. ?1559 mi
Solve.Manuel had $1361.16 in his checking account. He wrote checks of $40.65, $53.93, and $107.89 to pay some bills. He then deposited a paycheck of $800.15. How much is in his account after these changes?
A. $1973.95 B. $2363.78 C. $1958.84 D. $358.54